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This version of this document is no longer maintained. For the latest documentation, see http://www.qnx.com/developers/docs. |
Convert a wide character to uppercase
#include <wctype.h> wint_t towupper( wint_t wc );
libc
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The towupper() function converts wc to an uppercase letter if wc represents a lowercase letter.
The corresponding uppercase letter when the argument is a lowercase letter; otherwise, the original wide character is returned.
| Safety: | |
|---|---|
| Cancellation point | No |
| Interrupt handler | Yes |
| Signal handler | Yes |
| Thread | Yes |
"Character manipulation functions" and "Wide-character functions" in Library Reference Summary
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